Is okay that my character has typical MMORPG Character growth: Character Level, Character JOB and it's job advancement and Character Skill Tree.

[i]He was an adult who grew up grinding the game called DRAGON LAIR. He took an IT degree and graduated. He died naturaly at worked on some IT department due to the his abusive gaming life.

He was isekai'd as a young man, sixteen to seventeen years old human warrior.[/i]